Home / 79,301.66-109,437.69-43,491.35

Finding the Fourth Proportional to 79,301.66, 109,437.69 and 43,491.35

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Solution

The fourth proportional to 79,301.66, 109,437.69 and 43,491.35 is: 60,018.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,301.66 : 109,437.69 = 43,491.35 : x
  2. Step 2: Convert to fraction form
    79,301.66/109,437.69 = 43,491.35/x
  3. Step 3: Cross multiply
    79,301.66x = 109,437.69 × 43,491.35
  4. Step 4: Simplify right side
    79,301.66x = 4,759,592,331.79
  5. Step 5: Solve for x
    x = 4,759,592,331.79/79,301.66
  6. Step 6: Final answer
    x = 60,018.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.